please help me do this question in the screenshot. I will give you stars for it!

Let's see
[tex]\\ \rm\Rrightarrow \dfrac{10}{12}\times \dfrac{6}{9}[/tex]
[tex]\\ \rm\Rrightarrow \dfrac{5}{6}\times \dfrac{2}{3}[/tex]
[tex]\\ \rm\Rrightarrow \dfrac{10}{18}[/tex]
[tex]\\ \rm\Rrightarrow \dfrac{5}{9}[/tex]